Home / 1,798,489.20-2,696,956.20-899,583.60

Finding the Fourth Proportional to 1,798,489.20, 2,696,956.20 and 899,583.60

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Solution

The fourth proportional to 1,798,489.20, 2,696,956.20 and 899,583.60 is: 1,348,986.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,489.20 : 2,696,956.20 = 899,583.60 : x
  2. Step 2: Convert to fraction form
    1,798,489.20/2,696,956.20 = 899,583.60/x
  3. Step 3: Cross multiply
    1,798,489.20x = 2,696,956.20 × 899,583.60
  4. Step 4: Simplify right side
    1,798,489.20x = 2,426,137,567,438.32
  5. Step 5: Solve for x
    x = 2,426,137,567,438.32/1,798,489.20
  6. Step 6: Final answer
    x = 1,348,986.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.